Before you reset your Samsung SSD, it's imperative that you back up your important data before proceeding. That's why you're going to need EaseUS Todo Backup Home. It allows you to create a thorough backup of your data without needing professional data recovery services. https://www.easeus.com/computer-instruction/samsung-ssd-reset-tool.html
Did you read what person wrote? They don't need a backup. They want to know how to get samsung magician after they reinstalled windows. So your reply makes nonsense.
You can get samsung magician either by googling your ssd brand and model and go under support page and then software and you will find a download there to samsung magician.